import { type PlayerStrings } from '../core/strings.js';
/**
 * Keyboard-shortcut help overlay (WS-PP), toggled with `?`. Rendered as a
 * dialog over the player container; Escape or the close button dismisses it.
 */
export declare class ShortcutsOverlay {
    private overlay;
    private visible;
    private keyHandler;
    constructor(container: HTMLElement, strings?: PlayerStrings);
    toggle(): void;
    show(): void;
    hide(): void;
    isVisible(): boolean;
    getElement(): HTMLDivElement;
    dispose(): void;
}
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